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Finding the Fourth Proportional to 49.98, 74.96 and 41.01

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Solution

The fourth proportional to 49.98, 74.96 and 41.01 is: 61.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49.98 : 74.96 = 41.01 : x
  2. Step 2: Convert to fraction form
    49.98/74.96 = 41.01/x
  3. Step 3: Cross multiply
    49.98x = 74.96 × 41.01
  4. Step 4: Simplify right side
    49.98x = 3,074.11
  5. Step 5: Solve for x
    x = 3,074.11/49.98
  6. Step 6: Final answer
    x = 61.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.